- 52100 bearing steel is used in these rebuild kits for motocross, off-road, and dual-purpose bikes
- Kits include all the bearings, seals, shafts and spacers required for a complete rebuild
- Thrust bearings are replaced with Teflon® bearings, which perform better in dirt and water
- Expansive application chart covers bikes from the 70's to present
- Imported
| Compatible Vehicles | |||
| Years | Make | Model | Notes |
| 2009-2017 | Yamaha | YFZ450R | |
| 2016 | Yamaha | YFZ450R Special Edition | |
| 2017 | Yamaha | YFZ450RSE | |
| 2009-2015 | Yamaha | YFZ450RSE Special Edition | |
| 2010-2011 | Yamaha | YFZ450X | |
| 2010 | Yamaha | YFZ450X Bill Balance Edition | |